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HESI A2 · Anatomy and Physiology · Quizlet HESI A2 Anatomy and Physiology

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

What is the primary role of hemoglobin in red blood cells?

A. Carrying oxygen

B. Carrying nutrients

C. Carrying carbon dioxide

D. Carrying waste products

Correct Answer: Carrying oxygen

Question 2 of 5

Which structure in the eye is responsible for focusing light on the retina?

A. Cornea

B. Lens

C. Retina

D. Pupil

Correct Answer: Lens

Question 3 of 5

What is the primary function of the integumentary system?

A. Protecting the body from external damage

B. Regulating body temperature

C. Producing vitamin D

D. Producing red blood cells

Correct Answer: Protecting the body from external damage

Question 4 of 5

What is the function of the lungs in the respiratory system?

A. To filter blood

B. To exchange gases

C. To produce energy

D. To remove waste products

Correct Answer: To exchange gases

Question 5 of 5

What is the primary function of the lymphatic system?

A. Transport oxygen to cells

B. Remove carbon dioxide from the body

C. Produce hormones

D. Transport nutrients

Correct Answer: Remove carbon dioxide from the body

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